Multiple Choice
On pulmonary function testing,which of the following lung abnormalities is/are common in patients with severe cystic fibrosis?
I.Obstructive pattern
II.Restrictive pattern
III.Airway hyperreactivity
IV.Normal pattern when asymptomatic
A) I only
B) I and IV only
C) II and III only
D) I,II,and III only
Correct Answer:

Verified
Correct Answer:
Verified
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